These studies suggest the existence of a somewhat magic formula off which to base the likelihood of a post-relationship friendship. People like to say it's "mature" to maintain friendships with exes, but blocking an ex on social media or cutting them out of your life isn't immature. Sometimes, it's really a good idea to be friends with an ex who cheated on you, who abused you or who really, really hurt you -- and that's okay.
Ultimately, the most important thing to consider when determining if you're going to be friends with an ex is not the scientific circumstances that will lead to the likelihood of a friendship forming.
For example, that last study found two main intentions for rekindling a friendship post-breakup: to fulfill companionship needs or the possibility of continuing the romantic connection into the future.
That little "or” is the most significant part here.
Another study found the existence of a friendship before the onset of romantic involvement was a factor that determined if you stayed friends after a breakup.
My first professional mentor invented as Nikola Tesla did, and among his many inventions was an engine hailed by a federal study as the worlds most promising alternative to the internal combustion engine.
Perhaps the most interesting collection of findings comes from a study in the Journal of Social and Personal Relationships.
In this study, researchers found those who were the most committed to each other during a romantic relationship were more likely to be friends after the relationship ended.
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